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冠状动脉硬化性心脏病已成为许多国家成年人特别是老年人死亡的首要因素。除了一些人是由于没有得到及时治疗外,更多的人是因为不了解有关心脏病的知识,不知道心脏病发作时该怎样办造成的。心脏病发作是怎么回事冠状动脉是负责向心脏供血的血管,人体依靠它供应心脏所需要的氧和营养。随着时间流逝,这种动脉会受到积累在血管壁上的胆固醇的危害,使得血管内部通道变窄、变硬、变脆,因此,通过动脉的血液减少和流速放慢,严重
Coronary heart disease has become the leading cause of death among adults, especially the elderly, in many countries. Except for some people who did not get prompt treatment, more people did not know about heart disease and did not know what to do when they had a heart attack. Heart attack is how the coronary artery is responsible for blood supply to the heart of the blood vessels, the human body to supply oxygen and nutrients the heart needs. Over time, such arteries are harmed by the accumulation of cholesterol on the walls of blood vessels, narrowing, stiffening, and embolisming the internal passages of the blood vessels. As a result, the blood flow through the arteries diminishes and the flow rate slows down, severely